Sha256: 891cbdd2d757de84d46389986ede325dad652f01a2f8b1b25b01bd7389cccfd1
Contents?: true
Size: 608 Bytes
Versions: 277
Compression:
Stored size: 608 Bytes
Contents
module BankAccount
( BankAccount
, closeAccount
, getBalance
, incrementBalance
, openAccount
) where
data BankAccount = Dummy
closeAccount :: BankAccount -> IO ()
closeAccount account = error "You need to implement this function."
getBalance :: BankAccount -> IO (Maybe Integer)
getBalance account = error "You need to implement this function."
incrementBalance :: BankAccount -> Integer -> IO (Maybe Integer)
incrementBalance account amount = error "You need to implement this function."
openAccount :: IO BankAccount
openAccount = error "You need to implement this function."
Version data entries
277 entries across 277 versions & 1 rubygems